Per Dr. Edward Group: Is Iodine Used in the Body? The body uses iodine to create thyroid hormones, which affect brain development and function, metabolism, and other processes. Although thyroid hormones are found throughout the body, elemental iodine can only be absorbed by thyroid and breast tissue cells via a “sodium-iodide symporter” molecule. The thyroid,… Continue reading Iodine Supplement for Thyroid